#pic_box{
    width: 790px;
    height: 340px;
    overflow: hidden;
    position: relative;
    margin: 50px auto 0;
}
#scrollBall{
    width:5530px;
    position: absolute;
    left: 0;
    top: 0;
    overflow: hidden;
}
#scrollBall li{
    width: 790px;
    float: left;
}
#scrollBall li img{
    width: 790px;
    height: 340px;
}
#scrollBall li a{
    display: block;
}

#point_btns{
    position: absolute;
    z-index: 5;
    overflow: hidden;
    width: 120px;
    padding: 5px;
    background: rgba(255,255,255,0.4);
    bottom: 30px;
    left: 330px;
    border-radius:10px;
}
#point_btns a{
    float: left;
    width: 14px;
    height: 14px;
    margin: 0 3px;
    background: #ffffff;
    border-radius: 50%;
}
#point_btns .high_light{
    background: #ed7878;
}

#prev,#next{
    width: 30px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    color:#ffffff;
    font-family: "黑体";
    background:rgba(0,0,0,0.5);
    position: absolute;
    top: 145px;
}
#prev{
    left: 0;
}
#next{
    right:0;
}
.hide{
    display: none;
}
.show{
    display: block;
}